Betray - Definition
betray
v 1: reveal unintentionally; "Her smile betrayed her true
feelings" [syn: betray, bewray]
2: deliver to an enemy by treachery; "Judas sold Jesus"; "The
spy betrayed his country" [syn: betray, sell]
3: disappoint, prove undependable to; abandon, forsake; "His
sense of smell failed him this time"; "His strength finally
failed him"; "His children failed him in the crisis" [syn:
fail, betray]
4: be sexually unfaithful to one's partner in marriage; "She
cheats on her husband"; "Might her husband be wandering?"
[syn: cheat on, cheat, cuckold, betray, wander]
5: give away information about somebody; "He told on his
classmate who had cheated on the exam" [syn: denounce,
tell on, betray, give away, rat, grass, shit,
shop, snitch, stag]
6: cause someone to believe an untruth; "The insurance company
deceived me when they told me they were covering my house"
[syn: deceive, betray, lead astray] [ant: undeceive]